To update XLOGO, you just have to replace the file xlogo.jar with its new version. If you want to receive an alert whenever a new version is published, you can subscribe to XLOGO’s RSS feed. Its address is
Several softwares can manage RSS feeds, if you’re not familiar with this technique, the easiest way is to use Mozilla Thunderbird:
It’s done, with the button “Get Mail”, you can receive XLOGO News in the same way you receive mails.